:root {
  --primary-color: #6c5ce7;
  --secondary-color: #a29bfe;
  --dark-color: #2d3436;
  --light-color: #f5f6fa;
  --accent-color: #fd79a8;
  --text-color: #636e72;
  --white: #ffffff;
  --black: #000000;
  --gradient: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--light-color);
}

h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--dark-color);
  margin-bottom: 1rem;
}

h1 {
  font-size: 3rem;
  line-height: 1.2;
}

h2 {
  font-size: 2.5rem;
}

h3 {
  font-size: 1.8rem;
}

p {
  margin-bottom: 1.5rem;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  background: url('/img/hero-bg.jpg') no-repeat center center/cover;
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--white);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.app-icon {
  width: 100px;
  height: 100px;
  margin-bottom: 2rem;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Download Buttons */
.download-buttons {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-download i {
  margin-right: 0.5rem;
  font-size: 1.2rem;
}

.btn-download.ios {
  background-color: var(--black);
  color: var(--white);
}

.btn-download.android {
  background-color: var(--white);
  color: var(--black);
}

.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* Features Section */
.features {
  padding: 5rem 0;
  background-color: var(--white);
}

.features h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  border-radius: 15px;
  background-color: var(--light-color);
  text-align: center;
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.5rem;
  background: var(--gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.5rem;
}

/* App Preview Section */
.app-preview {
  padding: 5rem 0;
  background-color: var(--light-color);
}

.preview-content {
  display: flex;
  align-items: center;
  gap: 3rem;
}

.preview-text {
  flex: 1;
}

.preview-image {
  flex: 1;
}

.preview-image img {
  width: 100%;
  max-width: 400px;
  border-radius: 20px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* Testimonials Section */
.testimonials {
  padding: 5rem 0;
  background-color: var(--white);
}

.testimonials h2 {
  text-align: center;
  margin-bottom: 3rem;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  padding: 2rem;
  background-color: var(--light-color);
  border-radius: 15px;
  position: relative;
}

.testimonial-card p {
  font-style: italic;
  margin-bottom: 1rem;
}

.testimonial-card span {
  font-weight: 600;
  color: var(--dark-color);
}

/* CTA Section */
.cta {
  padding: 5rem 0;
  text-align: center;
  background: var(--gradient);
  color: var(--white);
}

.cta h2, .cta p {
  color: var(--white);
}

/* Footer */
footer {
  background-color: var(--dark-color);
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand h3 {
  color: var(--white);
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  color: var(--white);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--secondary-color);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--white);
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

.footer-copyright {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .preview-content {
    flex-direction: column;
  }
  
  .preview-text, .preview-image {
    text-align: center;
  }
  
  .preview-image {
    order: -1;
  }
  
  .download-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-download {
    width: 100%;
    max-width: 250px;
    justify-content: center;
  }
}